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September Weather in Thanh Thuy, Vietnam

Last updated: August 28, 2025

In Thanh Thuy, Vietnam, the average temperature in September hovers around 28°C (82°F), with a comfortable minimum of 21°C (71°F) and a lively maximum of 36°C (97°F). Visitors should be prepared for ample precipitation, averaging 230 mm (9.1 in) spread over 22 days of the month. Additionally, expect the air to feel quite humid, with an average humidity level of 82%.

September Temperature in Thanh Thuy

In September in Thanh Thuy, the average temperature is 28°C (82°F). Maximums can reach 36°C (97°F), while minimums can drop to as low as 21°C (71°F). Overall, this makes it a great time for travelers seeking warm weather and plenty of sunshine.

September Weather in Thanh Thuy: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Thanh Thuy, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Thanh Thuy, September typically has an average temperature of 28°C (82°F), with highs reaching up to 36°C (97°F) and lows dropping to around 21°C (71°F).
JanFebMarAprMayJunJulAugSepOctNovDec646572768286858482777264
Data source: Temperature data for Thanh Thuy generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Thanh Thuy

In Thanh Thuy in September, the precipitation amount is 230 mm (9.1 in) over the course of 22 days.

September Precipitation Trends in Thanh Thuy

The chart displays monthly precipitation patterns in Thanh Thuy, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Thanh Thuy, September typically receives around 230 mm (9.1 inches) of precipitation spread over approximately 22 days.
JanFebMarAprMayJunJulAugSepOctNovDec6242761471722303104182302625153
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Thanh Thuy

In Thanh Thuy in September humidity is 82%. With an average temperature of 28°C (82°F), this humidity feels like walking through a warm, dense blanket, making outdoor activities a challenge and necessitating frequent breaks to stay hydrated.

September Average Humidity in Thanh Thuy

This chart illustrates the average monthly humidity levels in Thanh Thuy, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Thanh Thuy is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec66%71%69%64%73%81%90%89%82%77%72%71%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Thanh Thuy

In Thanh Thuy in September, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Thanh Thuy.

Maximum UV Index Levels in Thanh Thuy for September

The chart shows the monthly maximum UV Index (UVI) for Thanh Thuy in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in Thanh Thuy typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec810121213131313131197
Data source: Thanh Thuy September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How September Weather in Thanh Thuy Compares to Other Months

Weather in Thanh Thuy varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Thanh Thuy, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Thanh Thuy, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather18°C (64°F)62 mm (2.4 inches)66%very high
February Weather18°C (65°F)42 mm (1.7 inches)71%very high
March Weather22°C (72°F)76 mm (3.0 inches)69%extreme
April Weather24°C (76°F)147 mm (5.8 inches)64%extreme
May Weather28°C (82°F)172 mm (6.8 inches)73%extreme
June Weather30°C (86°F)230 mm (9.1 inches)81%extreme
July Weather29°C (85°F)310 mm (12.2 inches)90%extreme
August Weather29°C (84°F)418 mm (16.5 inches)89%extreme
September Weather28°C (82°F)230 mm (9.1 inches)82%extreme
October Weather25°C (77°F)262 mm (10.3 inches)77%extreme
November Weather22°C (72°F)51 mm (2.0 inches)72%very high
December Weather18°C (64°F)53 mm (2.1 inches)71%high

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